/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.submarine.commons.runtime.fs;

import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;

import java.io.IOException;

public interface RemoteDirectoryManager {
  Path getJobStagingArea(String jobName, boolean create) throws IOException;

  Path getJobCheckpointDir(String jobName, boolean create) throws IOException;

  Path getModelDir(String modelName, boolean create) throws IOException;

  FileSystem getDefaultFileSystem() throws IOException;

  FileSystem getFileSystemByUri(String uri) throws IOException;

  Path getUserRootFolder() throws IOException;

  boolean isDir(String uri) throws IOException;

  boolean isRemote(String uri) throws IOException;

  boolean copyRemoteToLocal(String remoteUri, String localUri)
      throws IOException;

  boolean existsRemoteFile(String uri) throws IOException;

  FileStatus getRemoteFileStatus(String uri) throws IOException;

  long getRemoteFileSize(String uri) throws IOException;
}
